.app-header {
    background-color: red;
    height: 50px;
    padding: 5px 10px;
  }
.app-header .txt1 {
    font-size: 26px;
    font-weight: 800;
    color: white;
  }
.app-header .txt2 {
    font-size: 14px;
    color: white;
  }